Human evolution has often been depicted as a process of adaptation, where natural selection and genetic changes drive species toward better-suited traits for survival in their environments. But this ...

Erangi Heenkenda, co-lead author of the PNAS paper who received her PhD in forestry and natural resources from Purdue this month, prepares to take a sample from a frozen pupfish that will be used for ...

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary shift — driven not by genes, but by culture. In a paper published in the Oxford ...